70451-1011LF vs 6450123-4
| Part Number |
|
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| Category | Backplane Connectors - Specialized | Backplane Connectors - Specialized |
| Manufacturer | Amphenol ICC (FCI) | TE Connectivity AMP Connectors |
| Description | HDR STR SIG 4R 72POS PF | MBXL R/A HDR 2P |
| Package | - | - |
| Series | Metral? | * |
| Mounting Type | Through Hole | - |
| Termination | Press-Fit | - |
| Contact Finish | Gold | - |
| Color | Natural | - |
| Number of Positions | 72 | - |
| Pitch | 0.079" (2.00mm) | - |
| Connector Type | Header, Male Pins | - |
| Contact Finish Thickness | 30µin (0.76µm) | - |
| Number of Positions Loaded | All | - |
| Number of Rows | 4 | - |
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1. What are the main functions of backplane connectors?
The main function of backplane connectors is to connect multiple printed circuit boards (PCBs) through reliable electrical interfaces and provide high-speed data transmission capabilities, while ensuring signal integrity and power distribution.
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2. What is the maximum data transmission rate supported by the backplane connector?
Modern backplane connectors typically support high-speed data transmission up to tens of Gbps, depending on the design of the connector and the technology used, especially in high-speed network and server applications.
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3. What types of signals does the backplane connector support?
Backplane connectors typically support multiple signal types, including power signals, high-speed data signals (such as PCIe, SATA, Ethernet, etc.), and control signals. Some dedicated backplane connectors also support fiber optic signals.
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4. How do backplane connectors ensure signal integrity?
Backplane connectors ensure signal integrity in high-speed data transmission and reduce the impact of noise and interference through optimized designs such as shielding technology, differential signal transmission, and low crosstalk design.

